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Finding the Fourth Proportional to 173,821.20, 261,048.60 and 152,048.40

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Solution

The fourth proportional to 173,821.20, 261,048.60 and 152,048.40 is: 228,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,821.20 : 261,048.60 = 152,048.40 : x
  2. Step 2: Convert to fraction form
    173,821.20/261,048.60 = 152,048.40/x
  3. Step 3: Cross multiply
    173,821.20x = 261,048.60 × 152,048.40
  4. Step 4: Simplify right side
    173,821.20x = 39,692,021,952.24
  5. Step 5: Solve for x
    x = 39,692,021,952.24/173,821.20
  6. Step 6: Final answer
    x = 228,349.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.